Top features - Access in-game features with a side button design - Tactile alerts warn you of in-game events for better decision making - Get eSport level performance with Pixel Perfect 1:1 tracking - A long-lasting mouse rated for 30 million clicks - Customise your play style with 15 fully programmable buttons Access all-game features with a side button The SteelSeries Rival 500 Optical Gaming Mouse helps you to stay ahead of the competition thanks to a smart side button design - reach every mouse function by a single rotation of the thumb. You won't have to change your hand position to select features, making gaming more comfortable. Each button is instantly accessible so your reaction times won't be affected. Tactile alerts to warn you Tactile alerts warn you of incoming events like when your ammo or health is getting low, helping you to plan ahead and gain an advantage over the competition. Alerts have been carefully placed in the middle of the mouse so you feel it in your palm instead of left or right. This means the alerts never impact your mouse's tracking, so you can still aim perfectly. eSport level performance Built with eSports professional and experienced gamers in mind, Rival 500 delivers perfect 1:1 tracking precision with a 16,000 CPI sensitivity, 50 g acceleration and a 1 ms response time - instantly react to anything happening on screen.The Rival 500 is ideal for first-person shooters like Overwatch where fast reaction times are the difference between winning and losing. Long-lasting durability Rated for 30 million clicks, the SteelSeries Rival 500 is very reliable. Reinforced left and right clicks provide high durability to handle any intense marathon gaming session. Customise with 15 fully programmable buttons Customise the mouse to suit your play style using 15 programmable buttons to perform any in-game action using a single button press. Set up any button to perform functions previously done by keyboard, and adjust the sensitivity and acceleration to suit you. A side button lock helps prevent accidental buttons presses, while vibration adjustment lets you set patterns like Short, Long, Buzz fast and Slow Heartbeats and more.